Erster Commit

main.go

@@ -0,0 +1,68 @@
+package main
+
+import (
+	"fmt"
+	"html/template"
+	"net/http"
+	"strconv"
+)
+
+func root(w http.ResponseWriter, req *http.Request) {
+	writeTimetablePage(w, req, template.HTML(""))
+}
+
+func getByRoom(w http.ResponseWriter, req *http.Request) {
+	room, err := strconv.Atoi(req.FormValue("raum"))
+	if err != nil || room == 0 {
+		root(w, req)
+		return
+	}
+	writeTimetablePage(w, req, printTimetable(getTimetable(getOfficeHoursByRoom(room))))
+}
+
+func getByCourse(w http.ResponseWriter, req *http.Request) {
+	course, err := strconv.Atoi(req.FormValue("veranstaltung"))
+	if err != nil || course == 0 {
+		root(w, req)
+		return
+	}
+	writeTimetablePage(w, req, printTimetable(getTimetable(getOfficeHoursByCourse(course))))
+}
+
+func writeTimetablePage(w http.ResponseWriter, req *http.Request, timetable template.HTML) {
+	room, err := strconv.Atoi(req.FormValue("raum"))
+	if err != nil {
+		room = 0
+	}
+	course, err := strconv.Atoi(req.FormValue("veranstaltung"))
+	if err != nil {
+		course = 0
+	}
+	data := struct {
+		Courses        []Course
+		Rooms          []Room
+		Timetable      template.HTML
+		SelectedRoom   int
+		SelectedCourse int
+	}{getCourses(), getRooms(), timetable, room, course}
+	tmpl, err := template.ParseFiles("templates/index.html")
+	if err != nil {
+		w.WriteHeader(http.StatusInternalServerError)
+		w.Write([]byte(fmt.Sprintf("Template konnte nicht geparst werden : %s", string(err.Error()))))
+		return
+	}
+	err = tmpl.Execute(w, data)
+	if err != nil {
+		w.Write([]byte(fmt.Sprintf("Template konnte nicht geparst werden : %s", string(err.Error()))))
+		return
+	}
+}
+
+func main() {
+	http.HandleFunc("/getByRoom", getByRoom)
+	http.HandleFunc("/getByCourse", getByCourse)
+
+	http.HandleFunc("/", root)
+
+	http.ListenAndServe(":8080", nil)
+}